Wagon-wheel illusion under steady illumination: real or illusory?
D000328:Adult; D005260:Female; D006801:Humans; D007088:Illusions / Q000502:physiology*; D008029:Lighting; D008297:Male; D008875:Middle Aged; D009039:Motion Perception / Q000502:physiology*; D011581:Psychological Tests; D012399:Rotation; D013472:Sunlight